How to Enable Dark Mode in Firefox, Chrome, Opera, and Edge

In today’s high-tech society, most of us stare at computer screens or mobile devices for hours at a time. This puts a strain on your eyes, especially if you look at a bright screen in a dimly lit or dark room.

Using a dark background with light text on your screens when viewing them in the dark helps reduce eye strain. Today we’ll show you how to enable dark mode or use a dark theme in Firefox, Chrome, Opera, and Edge.

Enable Dark Mode in Firefox Using a Dark Theme

Firefox Nightly now makes use of Windows 10’s dark app mode. But Firefox Nightly is an unstable testing and development platform, so you may not want to use it. If you’d rather not run Firefox Nightly, you can enable dark mode in Firefox now using a dark theme.

To change the Firefox theme, open the Firefox menu and click Add-ons.

Click Themes on the left. Firefox offers three built-in themes. To enable the dark theme, click Enable to the right of Dark. All the Firefox elements, like the title bar, toolbars, and menus,